Peters



(No Model.)

' G. A. NELSON.

ROCKING CHAIR.

Patented July 5, 18 81.,

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UNITED STATES PATENT OFFICE.

GEORGE A. NELSON, OF CHICAGO, ILLINOIS, ASSIGNOR TO HOLTQN &' HILDRETH,OF SAME PLACE.

ROCKING-CHAIR.

SPECIFICATION forming part of Letters Patent No. 244,021, dated July 5,1881, Application filed March 25, 18 81. (No model.)

To all whom it may concern: parts from being too rigid and to retain theup- Be it known that I, GEORGE A. N ELsON, of per and lower sections ofthe spring in proper Chicago, in the county of (look and State ofposition relative to each other.

Illinois, have invented certainnew and useful When the rockers are movedeither back- 5 Improvements in Rocking-Chairs; and I do ward or forwardthe projecting arms of the hereby declare the following to be a full,clear, spring have a vertical movement, and spread and exact descriptionthereof, that willenable out in the manner illustrated in Fig.2 of theothers to make and use the same, reference drawings. At the same timethe body of the being had to the accompanying drawings, and spring has alateral adjustment, the upper and [O to letters of reference markedthereon, forming lower parts of the spring flattening in the di- 5 apart of this specification. rection of each other, thereby readilyaccom- This invention relates to that class of rockmodating itself tothe movements of the rockin g-chairs in which the rocking members resters, imparting an easy and smooth action to upon a base orsupporting-frame, to which the extreme points of the rockers, andentirely I 5 they are secured byadouble C-shaped spring, obviating theirregular action of the parts, so constructed and arranged as to permitof a which always has been a very uncomfortable long, smooth sweep ofthe rockers and an equal and objectionable feature in this class ofchairs. division of thestrain between the parts to which What I claim,and desire to secnreby Let- I the spring is attached. ters Patent, is

20 Figure 1 is a vertical transverse section of 1. In a rocking-chair,the double C-shaped the rocking members and supporting-base, spring A,formed in two distinct parts, consistshowing the position of the springwhen the ing of the upper half or section, A, and the rockers are atrest. Fig. 2 is a view of the lower half, A, arranged one above theother same, showing the relative action of the spring to form the bodyof the spring proper, and hav- 25 when the rockers are moved in eitherdirecing the lateral projecting arms B B formed tion; and Fig. 3, a sideelevation of one of the integral therewith, said arms being rivetedrockers and support, looking outward from the together at their junctionwith the body of the line 3 3, Fig. 1. spring A, while the outer ends ofsaid arms Referring to the drawings, A represents a are bent at rightangles from each other and 30 double C-shaped spring, consisting of theupattached to the rocking members and the supper bow, A, and the lowerbow, A and havporting-base in their relative position, substaning thelateral projecting arms B B formed tially as herein shown and described.integral therewith. 0 represents the rocking 2. In a spring attachmentfor rocking-chairs, members, and G the supporting-base for the thecombination, with the rocking members 0 3 5 same. The extreme ends ofthe spring-arms and the supporting-base G, of the double 0- B B areturned at right angles from each other shaped spring A, consisting ofthe duplicate to form the bearing-flanges a a. The ends B parts orsections A A arranged in a vertical of the upper half of the spring areattached to plane relative to each other and provided with the rockersO, and the ends B of the lower thelateral attaching-armsB B,allconstructed,

- o half of the spring are attached to the basehc arranged, andoperatingas set forth.

on a vertical line through the center of t e chair. At the point wherethe arms B B join GEORGE NELSON the body of the spring proper they areriveted Witnesses: together, having a block of leather, m or other L. M.FREEMAN,

45 suitable material interposed, to prevent the L. B. OOUPLAND.

